*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: sans-serif;
}

html, body{
    width: 100%;
    height: 100%;
    background: #000;
    color: white;
}

.page1{
    width: 100%;
    height: 100vh;
}

.page1 video{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    object-fit: cover;
    z-index: 0;
}

nav{
    width: 100%;
    height: 4rem;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 6rem 0 6rem;
    overflow: hidden;
    z-index: 1;
}

nav .logo img{
    width: 20rem;
}

.navigation{
    font-size: 1.3rem;
    font-weight: 600;
}

.main{
    position: relative;
    width: 100%;
    height: calc(100vh - 4rem);
}

.main .box{
    position: relative;
    width: 100%;
    height: calc((100vh - 4rem) / 4);
    border-top: 1px solid #ACABAB;
    border-bottom: 1px solid #ACABAB;
    display: flex;
    justify-content: start;
    align-items: end;
    font-size: 8rem;
    line-height: 6rem;
    padding-left: 6rem;
    overflow: hidden;
    z-index: 1;
}

.main .box::before, nav::before{
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: #a47864;
    z-index: -1;
    animation: animate 8s linear infinite;
}

.box span{
    margin-left: 8rem;
}

@property --link{
    
}

@keyframes animate {
    0%, 20%{
        top: 100%;
    }
    30%{
        top: 0%;
    }
    40%,50%{
        top: 0%;
    }

    70%{
        top: 0%;
    }
    80%{
        top: -100%;
    }
    90%,100%{
        top: -100%;
    }
}